| Name | Label | Concept | Required | Attribute of | Limit | Predicate Type | Group | |
|---|---|---|---|---|---|---|---|---|
| 1 variable | ||||||||
| SECTOR | NAICS economic sector | Mining: Subject Series: Location of Mines: Employment Size for Subsectors and Industries by U.S., State, and Offshore Area: 2012 | not required | 0 | string | EC1221SA1 | ||